diff --git a/src/include/disk/page.h b/src/include/disk/page.h
index 71e5e2b..0ababdd 100644
--- a/src/include/disk/page.h
+++ b/src/include/disk/page.h
@@ -26,6 +26,7 @@
 #include <cstdint>
 #include <cstring>
 #include <iostream>
+#include <cstddef>
 
 namespace beedb::disk
 {